A United Airlines pilot admits he stood naked in the window of his 10th-floor room at the Westin Hotel at Denver International Airport, but says he had no idea he was visible to anyone inside the main terminal -- and he's horrified to now face a criminal charge of indecent exposure.

A 27-year-old man has been arrested for investigation of first-degree murder after he allegedly demanded money from an elderly disabled man near a Denver homeless shelter and then beat and strangled the man to death.